thebookofcss3.com

Tasks

Select one version of your site as main and make a redirect from other versions to that one.
Avoid using deprecated HTML tags.

SEO

URL

Domain : www.thebookofcss3.com/

Character length : 22

Title

The Book of CSS3 | The Book of CSS3, 2nd Edition

Description

Companion site for The Book of CSS3 by Peter Gasston for No Starch Press. Example files, updates, and errata.

Keywords (meta keywords)

Good! The website does not use “meta keywords”.

Open Graph Protocol

Error! The website does not use the OG (Open Graph) protocol.

Dublin Core

Dublin Core is not used

Underscores in the URLs

Good! No underscore (_) found in the URLs.

Search engine friendly URLs

Good! The website uses SEO friendly URLs.

Checking the robots.txt file

The robots.txt file is missing!

Social

Social Engagement

Linkedin8

Facebook Share0

Facebook Comments0

Content

Doctype

HTML 5

Encoding

Perfect! The character encoding is set: UTF-8.

Language

We have found the language localisation: ”en”.

Title

The Book of CSS3 | The Book of CSS3, 2nd Edition

Character length : 48

Good! The title’s length is between 10 and 70 characters.

Text / HTML ratio

Ratio : 36%

Good! The text / code ratio is between 25 and 70 percent.

Headings

H1	H2	H3	H4	H5	H6
1	1	0	0	0	0

Heading structure in the source code

<H1> The Book of CSS3
<H2> What is CSS3?

Word cloud

book4
web3
press2
features2
future2
all2
peter2
latest2
resources2
starch2
examples2
gasston2
browser2

Keyword matrix

word	title	descriptions	heading
book
web
press
features
future
all

Two Word cloud

peter gasston2

404 Page

The website has a 404 error page.

Flash content

Good! The website does not have any flash contents.

Frame

Good! The website does not use iFrame solutions.

Images

We found 1 images on this web page.

Good! Every image has an alternative text attributes set on this website.

Readability

Flesch–Kincaid Grade Level

7.50

Flesch Reading Ease

61.10

Coleman Liau Index

12.00

Automated Readability Index (ARI)

6.60

Dale–Chall Readability

9.10

SMOG Index

10.90

Spache Readibility

5.00

Number of letters

889

Number of words

186

Number of sentences

Average words per sentences

Number of syllables

296

Syllables in words

289

Average syllables in words

1.59

Number of words in first three syllables

Percentage of word / syllables

16.13

Words not in Dale-Chall easy-word list

Words not in Spache easy-word list

Technologies

Deprecated HTML elements

Good! No deprecated HTML tags are detected.

Redirection (www / not www)

Error! The web address is accessible with and without www!

Deprecated HTML elements

Good! No deprecated HTML tags are detected.

Printability

Suggestion! Unfortunately, no printer-friendly CSS found.

Meta Tag (viewport tag, mobile devices)

Error! The meta tag named viewport is missing.

Speed test

Server response time

The server response time is fast enough.

Table layout

Good! No nested tables found.

Number of HTTP resources

Number of source domains

Render blocking resources

The elements below are blocking the “above the fold” rendering.
List of render blocking css files

http://www.thebookofcss3.com/css/main.css
http://fonts.googleapis.com/css?family=Droid+Serif:400,700,400italic...

Speed test – Javascript

Javascript

Good! Just a few javascript files are detected on the website.

File size of all javascript files combined

0.00

Javascript minifying

Great! The Javascript files are minified.

Speed test – CSS

CSS

Good! Just a few CSS files are used on this website.

http://www.thebookofcss3.com/css/main.css

File size of all css files combined

15.91KB

CSS minifying

You can save 2.6KB (23% compression) on the analysed URL by minifying the CSS files.

By minifying http://www.thebookofcss3.com/css/main.css you can save 2.6KB (23% compression rate)

Speed test – Compression

Uncompressed size of the of the HTML

3.29KB

Gzip compression

Error! By using Gzip you can save 8.6KB (73% compression) on your site.

By compressing http://www.thebookofcss3.com/css/main.css you can save 8.6KB (73% compression rate)
By compressing http://www.thebookofcss3.com you can save 1.6KB (50% compression rate)

Speed test – Browser cache

Number of static resources (image, JS, CSS)

Browser cache

The browser cache is not set correctly for all elements.

URL	Duration
http://www.thebookofcss3.com/css/main.css	Expiry time is not specified
http://www.thebookofcss3.com/images/cover-480.jpg	Expiry time is not specified

Speed test – Images

File size of all images combined

77.57KB

Image optimisation

You can save 21.2KB (28% compression) by optimising the images below:

By lossless compressing the http://www.thebookofcss3.com/images/cover-480.jpg you can save 21.2KB (28%) data.

Links

We found a total of 8 different links.
Internal links: 5
External links: 3

External links:

Link text (anchor)	Link strength
Tweets by @thebookofcss3
Peter Gasston
No Starch Press

Internal links:

Link text (anchor)	Link strength
Home
About
Resources
Updates
Buy Online

Website security

89.248.60.10

External hidden links

Good! No hidden external links found

Looking for eval()

Good! No eval(bas64_decode()) scripts are found

Checking for XSS vulnerability

No XSS vulnerability found

Email encryption

Good! We have not found any unencrypted email addresses.

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Icons

Favicon

Error! No favicon is found. Using favicon helps to build a better brand quicker.

Typos

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SEO report of thebookofcss3.com